125422121495 has 8 divisors (see below), whose sum is σ = 164188959120. Its totient is φ = 91216088320.

The previous prime is 125422121441. The next prime is 125422121509. The reversal of 125422121495 is 594121224521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125422121495 - 2¹⁴ = 125422105111 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1140201050 + ... + 1140201159.

It is an arithmetic number, because the mean of its divisors is an integer number (20523619890).

Almost surely, 2^125422121495 is an apocalyptic number.

125422121495 is a deficient number, since it is larger than the sum of its proper divisors (38766837625).

125422121495 is a wasteful number, since it uses less digits than its factorization.

125422121495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2280402225.

The product of its digits is 57600, while the sum is 38.

The spelling of 125422121495 in words is "one hundred twenty-five billion, four hundred twenty-two million, one hundred twenty-one thousand, four hundred ninety-five".